Finding the Fourth Proportional to 73,696.94, 110,545.39 and 18,292.94
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Solution
The fourth proportional to 73,696.94, 110,545.39 and 18,292.94 is: 27,439.40
Step by Step Solution
- Step 1: Write the proportion equation
73,696.94 : 110,545.39 = 18,292.94 : x - Step 2: Convert to fraction form
73,696.94/110,545.39 = 18,292.94/x - Step 3: Cross multiply
73,696.94x = 110,545.39 × 18,292.94 - Step 4: Simplify right side
73,696.94x = 2,022,200,071.23 - Step 5: Solve for x
x = 2,022,200,071.23/73,696.94 - Step 6: Final answer
x = 27,439.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.